32 Makers Motivate a ContinuingtoCreate Community The Makers Movement inspires creativity and challenges fabricating knowhow — K. Campbell 38 Plasma Gouging Fundamentals Plasma arc is a viable process for gouging when its technology is understood — C. Darrow 44 Preparing for a Future of Global Engagement The American Welding Society keeps the roadmap fresh with ideas to steer its Global Strategy — A. Cullison CONTENTS DECEMBER 2016 / WELDING JOURNAL 3 WELDING RESEARCH SUPPLEMENT 451s NiWC Hardfacing by Gas Metal Arc Welding A controlled short circuiting gas metal arc process was evaluated for its hardfacing capabilities — P. Yu et al. 467s Influence of Flux Composition on the Performance of a NickelBased Alloy Covered Electrode for 9% Ni Steel Welding Basic and acid slag systems for coated electrodes were compared for weldability and mechanical properties H. Wang and G. He 479s Failure Mode Transition of TripleThinSheet Aluminum Alloy Resistance Spot Welds under TensileShear Loads Tensile shear tests were performed on four different joint designs to develop an analytic model Y. Li et al. 491s Optical and Spectroscopic Study of a Submerged Arc Welding Cavern A thin-gauge steel tunnel was inserted into the flux to observe and record four different welding modes — G. Gött et al. December 2016 • Volume 95 • Number 12 FEATURES 32 THE AMERICAN WELDER 82 The Hidden Hazard of Transparent Blue Welding Screens Follow these guidelines to take the guesswork out of selecting a protective welding screen The AWS Safety & Health Committee 86 How to Select Cutting Wheels A cutting wheel that provides a clean cut is a first step in producing a good weld — R. Hopkins 86
Welding Journal | December 2016
To see the actual publication please follow the link above